March 7-9 Treasures of the Earth Gem & Jewelry Show Richmond Raceway Complex Richmond, Va. March 15-16 Gem $ Mineral Show Gaithersburg, Md. March 29-30 Franklin County Gem & Mineral Show Quality Inn & Suites Chambersburg, Pa. April 4-6 Tar Heel Gem & Mineral Show North Carolina State Fairgrounds Kerr Scott Building Raleigh, NC April 19 -20 Freeport Gem & Mineral show Freeport Recreation Center Freeport, Long Island (NY) May 3-5 New England Gem & Mineral Show Topsfield Fairgrounds Boston, Ma.